Thursday, May 5, 2011
Lab 4
ArcGIS is a very powerful software product by the Esri company. With this program people can create maps that contain different types of information about the same area – layers, which can be overlapped to create maps with many layers (layered cake);
ArcGIS makes it easy to create maps for a whole lot of purposes. It is really easy to include labels on the maps to make it easier for users to find specific objects very soon. The control over the font size, color and placement of the labels is very important and ArcGIS makes it very easy.
The interface of ArcGIS is very well organized. Including legends, direction and scales is very easy. I think that adding a background color and shade to maps makes them more attractive to users. In addition ArcGIS has a very powerful database management system, which allows to combine different tables of information about the same area.
At first when I opened the ArcGIS, I was confused because this program has so many tools and property dialog boxes for every item with so many options in them. But after the first part of the exercise I got accustomed to it. During this exercise I had some problems with ArcGIS. First of all it is very restricted on allowing to undo things, which makes it hard to fix errors. Also I had problems with dragging layers up or down and because of that I had to restart the ArcGIS a couple of times.
Thursday, April 14, 2011
Lab 3
View High tech Companis in Sillicon Valley in a larger map
This is a great tool for people to create their own maps. It is very easy and at the same time very interstice to work with this tool. It is amazing how easy it is for people to create maps to guide their relatives or friends to new areas where they have not been.
The maps can be very attractive, because people can insert pictures, videos and lines to show how to get from one place to another. The biggest pitfall of this tool is that most of the people who will use this tool will probably be armatures in the field of geography, so they will create maps that will not be totally precise.
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Saturday, April 9, 2011
Lab 2
1) CALIFORNIA_LOS ANGELES, CA
2)
1-Canoga Park
2-Van Nuys
3-Burbank
4-Topanga
5-Hollywood
6-
7-Venice
8-Inglewood
3)
1966
4)
NATIONAL GEODETIC VERTICAL DATUM OF 1929 & VERTICAL NAD 1929 & 1927
5)
1:24000
6)
a) 5cm*24000/100 = 1200meter
b) 5inch*24000/63360 = 1.89mile
c) 5inch/1.89*1mile = 2.64inch
d) 300000m/24000 = 12.5cm
7)
20 FEET
8)
a) Public Affairs Building 118 26' 18'' -- 118.435 / 34 4' 26'' -- 34.077
b) Santa Monica Pier 118 25' 00" -- 118.42 / 34 00' 26'' -- 34.007
c) Upper Franklin Canyon Res. 118 24' 43" -- 118.41 / 34 07' 15'' -- 34.12
9)
a) 570 feet // 570*0.3048=173m
b) 140 feet // 140*0.3048=42.672m
c) 640 feet // 640*0.3048=195.072m
10)
UTM 11
11)
3763 Northing 361.5 Easting
12) 1 sq. km
13)
14)
+14
15)
South
16) UCLA map
2)
1-Canoga Park
2-Van Nuys
3-Burbank
4-Topanga
5-Hollywood
6-
7-Venice
8-Inglewood
3)
1966
4)
NATIONAL GEODETIC VERTICAL DATUM OF 1929 & VERTICAL NAD 1929 & 1927
5)
1:24000
6)
a) 5cm*24000/100 = 1200meter
b) 5inch*24000/63360 = 1.89mile
c) 5inch/1.89*1mile = 2.64inch
d) 300000m/24000 = 12.5cm
7)
20 FEET
8)
a) Public Affairs Building 118 26' 18'' -- 118.435 / 34 4' 26'' -- 34.077
b) Santa Monica Pier 118 25' 00" -- 118.42 / 34 00' 26'' -- 34.007
c) Upper Franklin Canyon Res. 118 24' 43" -- 118.41 / 34 07' 15'' -- 34.12
9)
a) 570 feet // 570*0.3048=173m
b) 140 feet // 140*0.3048=42.672m
c) 640 feet // 640*0.3048=195.072m
10)
UTM 11
11)
3763 Northing 361.5 Easting
12) 1 sq. km
13)
14)
+14
15)
South
16) UCLA map
Friday, April 1, 2011
Lab 1
A very interesting view of GPS navigation system. It shows almost all the satellites that are hovering around the earth to provide this very useful system on every spot on the world.
http://www.suite101.com/view_image_articles.cfm/2968236
A map that shows the highway system of US. It is very interesting that it is very dens on the eastern side of US and very scares on the western side. The US highway system is the biggest public project in the whole world.
http://www.onlineatlas.us/interstate-highways.htm
This is a map that shows the big forest territories on the earth. This is interesting to me because I can see that the biggest spots are on 2 latitudes (Upper side of US and Canada with Russia, Brazil with middle side of Africa).
http://maps.grida.no/go/graphic/world-map-of-forest-distribution-natural-resources-forests
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